Centerless aluminum flanges are specialized mounting hardware designed to secure centerless airway buffing wheels (buffs that have only a metal clinch ring and no permanent center plate) to a grinder or polisher. Standard buffing wheels often come with a disposable or fixed center plate, but professional metal polishers often prefer centerless buffs because they can be used with these precision-machined aluminum flanges. Key Benefits of Centerless Flanges • Self-Centering: The bottom plate typic